<?php

/**
 * UserIdentity represents the data needed to identity a user.
 * It contains the authentication method that checks if the provided
 * data can identity the user.
 */
class UserIdentity extends CUserIdentity
{
	private $_id;
	private $_model;
	/**
	 * Authenticates a user.
	 * The example implementation makes sure if the username and password
	 * are both 'demo'.
	 * In practical applications, this should be changed to authenticate
	 * against some persistent user identity storage (e.g. database).
	 * @return boolean whether authentication succeeds.
	 */
//	public function authenticate()
//	{
//		$users=array(
//			// username => password
//			'demo'=>'demo',
//			'admin'=>'123456',
//		);
//		if(!isset($users[$this->username]))
//			$this->errorCode=self::ERROR_USERNAME_INVALID;
//		else if($users[$this->username]!==$this->password)
//			$this->errorCode=self::ERROR_PASSWORD_INVALID;
//		else
//			$this->errorCode=self::ERROR_NONE;
//		return !$this->errorCode;
//	}
	public function authenticate()
	{
	        $username = $this->username;
			$user = Users::model()->findByAttributes(array('username'=>$this->username,'active'=>'1'));
	        if($user === NULL){
	           $this->errorCode=self::ERROR_USERNAME_INVALID;
	        }
	        else if(!$user->validatePassword($this->password, $this->username)){
	           $this->errorCode=self::ERROR_PASSWORD_INVALID;
	        }
	        else{
	        	$this->_id=$user->id;
	            $this->username = $user->username;
	            $this->errorCode=self::ERROR_NONE;
	
	        }
	        return !$this->errorCode;
	}
	public function getId(){
		return $this->_id;
	}
}